These multi-coloured GermaGlo transfer ball is perfect for educating and visualising the ease of germ transfer. Simply cover the ball in our GermaGlo powder and pass it through the hands of group of people. The powder will invisible pass from person to person and demonstrate the ease of germ transference. The product is available in several vibrant popping colours and patterns. You may also benefit from our LED UV torches to make the powders really visible!